Correlation, Causation, and Scouting
Often, late season issues result in the submission of senesced, dead, or decomposing samples to extension plant pathologists or diagnostic clinics in the hope that an answer to a potential issue can be...
View ArticleNew Research on Endophytes for Suppressing Fusarium head blight
Endophyes are microbes that exist within plant tissues. These presence of these organisms are often not noticed because the organisms do not present any outward symptoms. They can be found locally in...
View ArticleKeep an Eye on Your Small Grains
El nino is really making it an interesting winter. On one hand, the excessively warm temperatures have helped produce some really nice wheat and barley stands. On the other hand, the extended warm...
View ArticleEarly Season Considerations for Powdery Mildew on Small Grains
We have been getting our wheat plots set up over the past week and there certainly is a fair amount of powdery mildew inoculum out there. Powdery mildew at this point in time will look like grey...
View ArticleDelaware and E Shore Maryland Small Grain Disease Update
Since my last article, the temperatures have been fairly cool and very windy, which has not been favorable for disease development in small grains. We are seeing low levels of spot/net blotch in...
View ArticleFusarium Head Blight Risk Elevated in Flowering DE/ MD Wheat
Wheat in southern parts of MD and DE, as well as some early flowering varieties, began flowering the latter half of last week and most of the remaining wheat I expect to flower sometime in the next...
View ArticleResearch on Barley Yellow Dwarf Management in Wheat
Barley Yellow Dwarf (BYD) is a viral disease that can reduce yields in wheat, barley, and oats. The virus can infect numerous species of grasses including those you may find in ditches, pastures, and...
View ArticleNew Factsheet of Barley Yellow Dwarf and Aphid Management in DE Available
Barley yellow dwarf is the most prevalent virus encountered in small grain production. Last year, we composed a new factsheet on this virus and how to manage it and its vector, the aphid. The...
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Fungicide Application Window for Fusarium Head Blight Suppression
Heavy rains coupled with high winds made it difficult for growers in Delaware and Maryland to apply fungicides for Fusarium head blight (FHB) suppression. There has been discussion about waiting until...
View ArticleSmall vs large plots for fungicide research in field crops
Over the last 10-15 years there has been much discussion in the agricultural realm about the utility of fungicide trials conducted on small plots, vs those on larger plots. Small plots typically are...
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